[Asm] 纯文本查看 复制代码
#include<stdio.h>
#include<malloc.h>//为动态分配提供函数库
typedef struct node {
int num;//数据域
struct node *next;//后继指针
}node;
void create();//创建链表
void sort();//排序
void print();//输出
node *head = NULL;//初始化链表头指针
int main(void)
{
create();//调用创建函数
return 0;
}
void create()
{
head = (node*)malloc(sizeof(node));//动态分配内存
if (head == NULL)//分配失败时退出程序
return NULL;
node *q, *p;
p = head;
p->num = -1;
while (1) {
q = (node*)malloc(sizeof(node));
if (q == NULL)
return NULL;
q->next = NULL;
scanf("%d", &q->num);
if (q->num == -1)//输入-1时程序停止输入
break;
p->next = q;
p = q;
}
free(q);//释放无用结点的内存
q = NULL;//避免野指针
p->next = NULL;
sort();
}
void sort()
{
node *q;
int judge = -1;
node sorting;
while (1) {
judge = 0;
q = head->next;
while (q->next) {
if (q->num > q->next->num)
{
judge = 1;
sorting.num = q->num;
q->num = q->next->num;
q->next->num = sorting.num;
}
q = q->next;
};
if (!judge)
break;
}
print();
}
void print()
{
node *p = head->next;
while (p) {
printf("%d\t", p->num);
p = p->next;
}
}
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